/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package controller;

import dao.DanhMucDAO;
import dao.SanPhamDAO;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import pojo.Danhmuc;
import pojo.Sanpham;

/**
 *
 * @author PHT
 */
@WebServlet(name = "advancedsearch", urlPatterns = {"/advancedsearch.do"})
public class advancedsearch extends HttpServlet {

    List<Sanpham> dsSP;
    String tenSanPham;
    int danhMuc;
    float giaMin;
    float giaMax;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            if (request.getCharacterEncoding() == null) {
                request.setCharacterEncoding("UTF-8");
            }

            //Lấy thông tin trong các combobox
            float[] listMinPrice = new float[5];
            listMinPrice[0] = 500000;
            listMinPrice[1] = 1000000;
            listMinPrice[2] = 2000000;
            listMinPrice[3] = 5000000;
            listMinPrice[4] = 10000000;

            request.setAttribute("listMinPrice", listMinPrice);


            float[] listMaxPrice = new float[5];
            listMaxPrice[0] = 10000000;
            listMaxPrice[1] = 20000000;
            listMaxPrice[2] = 30000000;
            listMaxPrice[3] = 50000000;
            listMaxPrice[4] = 80000000;
            request.setAttribute("listMaxPrice", listMaxPrice);

            List<Danhmuc> dsDanhMuc = DanhMucDAO.layDSDanhMuc();
            request.setAttribute("dsDanhMuc", dsDanhMuc);

            // Các thông số danh sách sản phẩm     
            int numpro_perpage = 6;
            if (request.getParameter("numpro_perpage") != null) {
                numpro_perpage = Integer.valueOf(request.getParameter("numpro_perpage"));
            }
            request.setAttribute("numpro_perpage", numpro_perpage);

            int page = 1;
            if (request.getParameter("page") != null) {
                page = Integer.valueOf(request.getParameter("page"));
            }
            request.setAttribute("page", page);


            //

            if (request.getParameter("TenSanPham") != null) {
                tenSanPham = request.getParameter("TenSanPham");
            }
            request.setAttribute("tenSanPham", tenSanPham);

            if (request.getParameter("DanhMuc") != null) {
                danhMuc = Integer.parseInt(request.getParameter("DanhMuc"));
            }
            request.setAttribute("danhMuc", danhMuc);

            if (request.getParameter("GiaMin") != null) {
                giaMin = Float.parseFloat(request.getParameter("GiaMin"));
            }
            request.setAttribute("giaMin", giaMin);

            if (request.getParameter("GiaMax") != null) {
                giaMax = Float.parseFloat(request.getParameter("GiaMax"));
            }
            request.setAttribute("giaMax", giaMax);

            dsSP = SanPhamDAO.LaySPTimKiemNangCao(tenSanPham, DanhMucDAO.LayChiTietDanhMuc(danhMuc), giaMin, giaMax, page, numpro_perpage);
            request.setAttribute("dsSP", dsSP);

            int numberPages = SanPhamDAO.pageCount;
            request.setAttribute("numberPages", numberPages);

            String urlView = "advancedsearch.jsp";
            RequestDispatcher rd = request.getRequestDispatcher(urlView);
            rd.forward(request, response);
        } catch (Exception ex) {
            response.sendRedirect("errorpage.do");
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
